Review the poster. https://www. cdc. gov/handwashing/pdf/wash-your-hands -fact-sheet-508.pdf

What is one disadvantage of using a poster to present the information in “Stop Germs! Wash Your Hands”?

A poster cannot convey all the needed information for this topic.

A poster is seen only by people in the locations where it is posted.

A poster such as this will not get much attention since the topic is so ordinary.

A poster cannot convey the urgency and importance of washing your hands to stay healthy.

Consider a file currently consisting of 200 blocks. assume that the file control block (and the index block in the case of indexed allocation) is already in memory. calculate how many disk i/o operations are required for contiguous, linked, and indexed (single-level) allocation strategies, for each of the conditions listed below. in the contiguous-allocation case, assume that there is not room to grow at the beginning but there is room to grow at the end. also assume that the block information to be added is stored in memory.